Italian tyre manufacturer switches Italy allocation from hard and medium to medium and soft, which is the same selection as Britain, Hungary and Belgium.
New car had been planned for two days of testing in Austria after the grand prix but will now be unveiled ahead of the British Grand Prix.
Bosses say damage to £27 million complex is being assessed but should not have any impact on races scheduled to take place at the circuit
Full results and timings from all sessions of the 2014 British Grand Prix.
The latest betting tips from the ESPN team, in association with bet365
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